Home / 40,205.11-60,265.09-13,525.70

Finding the Fourth Proportional to 40,205.11, 60,265.09 and 13,525.70

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Solution

The fourth proportional to 40,205.11, 60,265.09 and 13,525.70 is: 20,274.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,205.11 : 60,265.09 = 13,525.70 : x
  2. Step 2: Convert to fraction form
    40,205.11/60,265.09 = 13,525.70/x
  3. Step 3: Cross multiply
    40,205.11x = 60,265.09 × 13,525.70
  4. Step 4: Simplify right side
    40,205.11x = 815,127,527.81
  5. Step 5: Solve for x
    x = 815,127,527.81/40,205.11
  6. Step 6: Final answer
    x = 20,274.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.